# HANDLING OF MATERIALS
> MSHA accident `220080250023` · 01/15/2008 · O-N Minerals (Chemstone Company)
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Getting on or off equipment
- **Injury source:** HGHWY ORE CARIER,LRGE TRK
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 18
- **Mine experience:** 5.15 years
## Operator
- **Controller:** Oglebay Norton Company
- **Operator:** O-N Minerals (Chemstone Company)
- **Mine:** [4400026](https://api.ai-analytics.org/mine/4400026)
## Narrative

Employee was climbing ladder into haul truck and his knee ""gave way"".  There was no cause, did not slip or bump knee.  Employee has torn medial meniscus of the left knee requiring surgery.  This is a reportable lost time accident.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*